Home / 4,439.80-6,124.60-2,760.76

Finding the Fourth Proportional to 4,439.80, 6,124.60 and 2,760.76

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Solution

The fourth proportional to 4,439.80, 6,124.60 and 2,760.76 is: 3,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.80 : 6,124.60 = 2,760.76 : x
  2. Step 2: Convert to fraction form
    4,439.80/6,124.60 = 2,760.76/x
  3. Step 3: Cross multiply
    4,439.80x = 6,124.60 × 2,760.76
  4. Step 4: Simplify right side
    4,439.80x = 16,908,550.70
  5. Step 5: Solve for x
    x = 16,908,550.70/4,439.80
  6. Step 6: Final answer
    x = 3,808.40

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.